[Standards] Proposed XMPP Extension: Extensible In-Band Registration

Florian Schmaus flo at geekplace.eu
Mon Feb 13 19:56:33 UTC 2017


On 13.02.2017 20:53, Evgeny Khramtsov wrote:
> Mon, 13 Feb 2017 11:24:32 -0600
> Sam Whited <sam at samwhited.com> wrote:
> 
>> Maybe I'm misunderstanding what you want to use ad-hoc commands for;
>> the server just sends the user "challenges" (which might be a data
>> form, a POW function, an out-of-band link to click, etc.) and the user
>> replies with results. I don't think there's anything to select or any
>> "command" to execute except the initial "I am selecting the register
>> stream fetaure".
> 
> Well, I just looked into REQUIREMENTS section, all of them can be
> implemented using XEP-0050.
> We can just extend XEP-0050 to allow including available command nodes
> into <features/> and can easily send <command/> elements without any
> wrapper (i.e. as nonzas) if you'd like to avoid stanzas. The only
> problem is errors processing, but your XEP doesn't address this as well.

It might makes sense to define generic request/response Nonzas for such
cases. Just like IQs, but only between two directly connected endpoints.

- Florian


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